Batman cape material
Use Mix Shaders. To the First slot add a Velvet Shader with an almost black color. To the second slot add another Mix Shader. To the second mix shaders First slot add simply an almost black Diffuse shader. To the second mix shaders second slot add a brighter colored Glossy Shader with a high roughness. The second mix shaders Fac value should be low. Experiment with the two Fac values.